The invention discloses a load-sensitive hydraulic control system of a four-wheel drive lifting type agricultural universal chassis, and relates to the field of agricultural machinery, and the four-wheel drive lifting type agricultural universal chassis comprises a control device and a plurality of hydraulic loads; the load-sensitive hydraulic control system comprises a hydraulic oil tank, a power source, a load-sensitive hydraulic control module, a plurality of hydraulic control modules, a liquid supply pipe, a liquid return pipe and a control oil pipe; and each hydraulic control module is provided with a three-position five-way multi-path control electromagnetic valve and is connected with a hydraulic load. According to the load-sensitive hydraulic control system of the four-wheel-drive lifting type agricultural universal chassis, steering, wheel track adjustment, load power supply and chassis lifting of the agricultural universal chassis are integrated into one hydraulic system, meanwhile, hydraulic pressure is provided according to load sensitivity, and the load-sensitive hydraulic control system has the advantages of being simple in system structure, low in control difficulty, low in energy consumption, low in manufacturing cost and the like.

    本发明公开了四轮驱动可升降式农用通用底盘的负载敏感液压控制系统,涉及农机领域,四轮驱动可升降式农用通用底盘包括控制装置、若干液压负载;负载敏感液压控制系统包括液压油箱、动力源、负载敏感液压控制模块、若干液压控制模块、供液管、回液管、控制油管;各液压控制模块上设有三位五通多路控制电磁阀,各液压控制模块与一液压负载相连。本发明四轮驱动可升降式农用通用底盘的负载敏感液压控制系统将农用通用底盘的转向、轮距调节、负载动力提供、底盘升降集合到一个液压系统,同时按照负载敏感提供液压,具有系统结构简单,控制难度低,能耗低,造价低等优点。


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    Title :

    Load-sensitive hydraulic control system of four-wheel drive lifting type agricultural universal chassis


    Additional title:

    四轮驱动可升降式农用通用底盘的负载敏感液压控制系统


    Contributors:
    LIU CHENGQIANG (author) / XU HAIGANG (author) / TANG JIANXIN (author) / SON DONG-HOON (author) / LI GUANGJIE (author) / YAN YUN (author)

    Publication date :

    2024-12-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge



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